<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>扫描结果</title>
    <style>
        html,body{
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
        }
    </style>
</head>
<body th:text="${msg}">
    扫描成功!
</body>
</html>